Which of the following shows the masses of three elementary
particles in decreasing order?
1 Mesons, Baryons, Leptons
2 Leptons, Baryons, Mesons
3 Baryons, Mesons, Leptons
4 Leptons, Mesons, Baryons
Which of the following South American countries was devasted by the floods and mudslides in December 1999, killing more than 30,000 people? 1 Colombia 2 Peru 3 Venezuela 4 None of these
When the moon is near the horizon, then it appears bigger because of 1 Atmospheric refraction 2 Scattering of light 3 Diffraction 4 Total internal reflection
India?s first TV centre was set up at: (a) Bombay (now Mumbai) (b) Delhi (c) Calcutta (now Kolkata) (d) Lucknow
Original name of Dilip Kumar is (1) Yusuf Khan (2) Hanif Khan (3) Vasudeo (4) Ranvir Raj
The brightest planet is: (A) Jupiter (B) Venus (C) Mercury (D) Mars
During an accident, a person received injury on the head. On medical examination, it was found that the cerebellum had been injured. The injury would affect the victim?s 1 Hearing 2 Vision 3 Memory 4 Muscular co-ordination
In pure air, the quantity of air to the tune of: (A) 30% (B) 38% (C) 14% (D) 21%
Which of the following is true about International Treaty on Landmines?1) After its ratification by 14 countries, it has become a law2) The stockpiles of landmines are to be destroyed within 10 years3) As per the law, all landmines would be removed in a phased manner within 20 years (A) Only 1 (B) Only 2 (C) Only 3 (D) 1, 2 and 3
An alloy used in making heating elements for electric heating devices is 1 Solder 2 Alloy steel 3 Nichrome 4 German silver
An electronic device conducts current only during the positive half cycle and does not conduct at all during the negative half. The state during the conduction period is known as: (A) forward bias (B) reverse bias (C) nil bias (D) bias-in-transit
. Which one of the following is used for dating archaeological specimens in wood, bones and shells? (a) Uranium -238 (b) Argon isotope (c) Carbon -14 (d) Strontium -90
The practice of military governorship was first introduced in India by the (a) Greeks (b) Shakas (c) Parthians (d) Mughals
4 Answers India Post, Postal Assistant Exam,